Paul McCartney, Tom Petty, Mumford & Sons to Play Bonnaroo

Paul McCartney, Mumford & Sons and Tom Petty and the Heartbreakers are among the biggest acts slated for this year's Bonnaroo festival, which also includes Bjork, Wilco, Wu-Tang Clan, R. Kelly and more. Bonnaroo takes plays from June 13th-16th in Manchester, Tennessee.